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Recessed Washer NSN 5310-01-490-5898

Item Description

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

NSN 5310-01-490-5898 NSN: 5310-01-490-5898

Features and Characteristics

Hole Diameter
Between 0.090 inches and 0.096 inches
Outside Diameter
0.250 inches
Overall Height
Between 0.108 inches and 0.118 inches
Recess Depth
Between 0.035 inches and 0.045 inches
End Application
1440-01-411-1688
Special Features
Flat cuts to inside recessed portion - fillet and corner radius shall be .005
Style Designator
Recessed
FSC
5310 Nuts And Washers
NIIN
014905898
NSN
5310014905898

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13056824
Cage Code:
18876
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5310-01-490-5898
What are the manufacturers of nsn 5310014905898?
Does this nsn 5310014905898 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310014905898
A washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.
Does nsn 5310014905898 contain any precious metals?
No precious metal content.
Does nsn 5310014905898 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310014905898?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15933
FIIG:
A022B0
App. Key:
A
Cond. Code:
1
Status:
A

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